001
014
015 package com.liferay.portlet.dynamicdatamapping.storage;
016
017 import com.liferay.portal.kernel.json.JSONException;
018 import com.liferay.portal.kernel.json.JSONFactoryUtil;
019 import com.liferay.portal.kernel.json.JSONObject;
020 import com.liferay.portal.kernel.log.Log;
021 import com.liferay.portal.kernel.log.LogFactoryUtil;
022 import com.liferay.portal.kernel.util.StringPool;
023 import com.liferay.portal.kernel.util.StringUtil;
024 import com.liferay.portal.kernel.util.Validator;
025
026 import java.io.Serializable;
027
028 import java.util.ArrayList;
029 import java.util.List;
030 import java.util.Locale;
031
032
035 public class FileUploadFieldRenderer extends BaseFieldRenderer {
036
037 @Override
038 protected String doRender(Field field, Locale locale) throws Exception {
039 List<String> values = new ArrayList<String>();
040
041 for (Serializable value : field.getValues(locale)) {
042 String valueString = String.valueOf(value);
043
044 if (Validator.isNull(valueString)) {
045 continue;
046 }
047
048 values.add(handleJSON(valueString));
049 }
050
051 return StringUtil.merge(values, StringPool.COMMA_AND_SPACE);
052 }
053
054 @Override
055 protected String doRender(Field field, Locale locale, int valueIndex) {
056 String value = String.valueOf(field.getValue(locale, valueIndex));
057
058 if (Validator.isNull(value)) {
059 return StringPool.BLANK;
060 }
061
062 return handleJSON(value);
063 }
064
065 protected String handleJSON(String json) {
066 JSONObject jsonObject = null;
067
068 try {
069 jsonObject = JSONFactoryUtil.createJSONObject(json);
070 }
071 catch (JSONException jsone) {
072 if (_log.isDebugEnabled()) {
073 _log.debug("Unable to parse JSON", jsone);
074 }
075
076 return StringPool.BLANK;
077 }
078
079 return jsonObject.getString("name");
080 }
081
082 private static Log _log = LogFactoryUtil.getLog(
083 FileUploadFieldRenderer.class);
084
085 }